WARNING TM  10-3930-643-10 3-6. OPERATOR MAINTENANCE.-Continued b.  Air  System  Venting  (draining).   This  task  covers  venting  (draining)  the  air  system. INITIAL     SETUP Materials/Parts N o ne E Q U I P M E N T  C O N D I T I ON Condition  Description Forklift  parked  on  level  ground. Forks  lowered. Engine off. Parking/emergency  brake  applied. S T EP L O C A T I O N I T E M A C T I O N R  E  M  A  R  K S SERVICING   -   Continued Do not stand in direct line with or look at vented air stream. Failure to observe the above could result in foreign debris being blown into the eyes. 2 Forklift, left  side Air  Tank  Valves O p en (3  each) Allow   system to  drain  com- pletely. 3-14